EuroChoices Volume 11, Issue 3, pages 36a-43, December 2012, New EU Policies Towards Animal Welfare: The Relative Importance of Pig Castration. Zein Kallas, José Maria Gil, Nuria Panella-Riera, Marta Blanch, Gemma Tacken, Patrick Chevillon, Kees De Roest, M. Angels Oliver.
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